Home / 141,322.12-195,013.38-80,893.96

Finding the Fourth Proportional to 141,322.12, 195,013.38 and 80,893.96

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Solution

The fourth proportional to 141,322.12, 195,013.38 and 80,893.96 is: 111,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,322.12 : 195,013.38 = 80,893.96 : x
  2. Step 2: Convert to fraction form
    141,322.12/195,013.38 = 80,893.96/x
  3. Step 3: Cross multiply
    141,322.12x = 195,013.38 × 80,893.96
  4. Step 4: Simplify right side
    141,322.12x = 15,775,404,561.18
  5. Step 5: Solve for x
    x = 15,775,404,561.18/141,322.12
  6. Step 6: Final answer
    x = 111,627.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.